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LX1676-CPW Datasheet(PDF) 2 Page - Microsemi Corporation |
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LX1676-CPW Datasheet(HTML) 2 Page - Microsemi Corporation |
2 / 16 page LX1676 PRELIMINARY DATA SHEET Microsemi Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Page 2 Mobile AMD Athlon ™ VRM Controller I N T E GR A T ED PRODUCT S Copyright © 2000 Revision: 0.4b, 9/14/2004 ABSOLUTE MAXIMUM RATINGS Supply Input Voltage (VCCL, VCC)................................................-0.3V to 6.0V Battery Input Voltage (VIN)..............................................................-0.3V to 36V Current Limit Sense (ILIM1, ILIM3) ................................................-0.3V to 36V Topside Driver Supply Input Voltage (VC1, VC2, VC3)........-0.3 toVSx + 6.0V Topside Driver Return Input Voltage (VS1, VS2)................................-5V to 36V Differential Sense Input Voltage (FB+, FB-)....................................-0.3V to 6.0V VID0 – VID4, Input Voltage ...............................................................-0.3V to 6V High Side Driver Peak (<500ns) Current (HO1/2, I-MAX) ............................+1A Low Side Driver Peak (<500ns) Sink Current (LO1/2, I-MIN)....................+1.5A Operating Junction Temperature.................................................................. 150°C Storage Temperature Range...........................................................-65°C to 150°C Lead Temperature (Soldering 10 seconds) .................................................. 300°C Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to Ground. Currents are positive into, negative out of specified terminal . x denotes respective pin designator 1, 2, or 3 PACKAGE PIN OUT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 FB- DFOUT EO1 EA1- DACOUT PWGD GND ROSC ENA VID4 VID3 PGN3 I-MIN VCCL LO2 PGN LO1 VS1 HO1 VC1 VC3 I-MAX VIN VS3 Connect Bottom to Power GND LQ PACKAGE (Top View) 1 19 38 20 FB- DFOUT EO1 EA1- DACOUT PWGD GND VIN ROSC ENA VID4 VID3 VID2 VID1 VID0 VS2 H02 VC2 VCC PGN3 I-MIN VCCL LO2 PGN LO1 VC1 VC3 VS3 ILIM3 ILIM1 LP1 LP2 EA2- EO2 FB+ VS1 HO1 I-MAX PW PACKAGE (Top View) RECOMM END E D O P ERATING CONDITIONS LX1676 Parameter Symbol Min Typ Max Units IC Input Supply Voltage VCC 4.5 5.5 V Battery Input Voltage VIN 5.7 25.2 V Biphase Topside Driver Return Voltage VS1, VS2 0 25.2 V Transient Correction Phase Driver Return Voltage VS3 0 5.5 V |
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